42336301663 has 2 divisors, whose sum is σ = 42336301664. Its totient is φ = 42336301662.

The previous prime is 42336301661. The next prime is 42336301699. The reversal of 42336301663 is 36610363324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42336301663 - 2¹ = 42336301661 is a prime.

Together with 42336301661, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42336301661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21168150831 + 21168150832.

It is an arithmetic number, because the mean of its divisors is an integer number (21168150832).

Almost surely, 2^42336301663 is an apocalyptic number.

42336301663 is a deficient number, since it is larger than the sum of its proper divisors (1).

42336301663 is an equidigital number, since it uses as much as digits as its factorization.

42336301663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 37.

Adding to 42336301663 its reverse (36610363324), we get a palindrome (78946664987).

The spelling of 42336301663 in words is "forty-two billion, three hundred thirty-six million, three hundred one thousand, six hundred sixty-three".